…the traits expressed on the surface of the zygote are called phenotypes. When the two alleles in a zygote are identical, they are called homozygotes, and when they are different, they are called heterozygotes. ABO blood types are determined by three alleles: I A , which controls type A; I B , which controls type B; and i , which controls type O. … *Some of the terminology that mentions "heterozygote" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これに対し,接合体の表に現れる形質を表現型とよぶ。接合体において二つの対立遺伝子が同一のときはホモ接合体homozygote,異なるときはヘテロ接合体heterozygoteという。ABO血液型はA型を支配するIA,B型を支配するIB,およびO型を支配するiの3対立遺伝子によって決定される。… ※「heterozygote」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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